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Publications and NoticesHeysen Tunnels closure
Tuesday, 31 March 2020
The Department of Planning, Transport and Infrastructure advises that the Heysen Tunnels will be closed for essential maintenance works from 7pm, Friday, 3 April until 8am, Saturday, 4 April.
To facilitate safety maintenance works to the ventilation system, the following traffic restrictions will be in place:
- Adelaide bound tunnel will be closed and traffic will be detoured via Eagle on the Hill from 7pm, Friday, 3 April until 8am, Saturday, 4 April
- Crafers bound traffic will be restricted to one lane in the Crafers bound tunnel from 9pm, Friday, 3rd April until 8am, Saturday, 4 April.
Every effort will be made to reduce the impact on motorists by conducting these works during off peak times.
Emergency vehicles will have access to the tunnels at all times. Speed restrictions will be in place at this location while the maintenance work is undertaken.
Adelaide Hills bus services will detour via Eagle on the Hill during these works. No bus stops will be missed.
The department thanks motorists for their patience during these important works.